forked from hazelcast/hazelcast-go-client
/
client_authentication_codec.go
80 lines (68 loc) · 4.59 KB
/
client_authentication_codec.go
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/*
* Copyright (c) 2008-2021, Hazelcast, Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License")
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package codec
import (
"github.com/JorgenPo/hazelcast-go-client/cluster"
"github.com/JorgenPo/hazelcast-go-client/internal/proto"
"github.com/JorgenPo/hazelcast-go-client/types"
)
const (
// hex: 0x000100
ClientAuthenticationCodecRequestMessageType = int32(256)
// hex: 0x000101
ClientAuthenticationCodecResponseMessageType = int32(257)
ClientAuthenticationCodecRequestUuidOffset = proto.PartitionIDOffset + proto.IntSizeInBytes
ClientAuthenticationCodecRequestSerializationVersionOffset = ClientAuthenticationCodecRequestUuidOffset + proto.UuidSizeInBytes
ClientAuthenticationCodecRequestInitialFrameSize = ClientAuthenticationCodecRequestSerializationVersionOffset + proto.ByteSizeInBytes
ClientAuthenticationResponseStatusOffset = proto.ResponseBackupAcksOffset + proto.ByteSizeInBytes
ClientAuthenticationResponseMemberUuidOffset = ClientAuthenticationResponseStatusOffset + proto.ByteSizeInBytes
ClientAuthenticationResponseSerializationVersionOffset = ClientAuthenticationResponseMemberUuidOffset + proto.UuidSizeInBytes
ClientAuthenticationResponsePartitionCountOffset = ClientAuthenticationResponseSerializationVersionOffset + proto.ByteSizeInBytes
ClientAuthenticationResponseClusterIdOffset = ClientAuthenticationResponsePartitionCountOffset + proto.IntSizeInBytes
ClientAuthenticationResponseFailoverSupportedOffset = ClientAuthenticationResponseClusterIdOffset + proto.UuidSizeInBytes
)
// Makes an authentication request to the cluster.
func EncodeClientAuthenticationRequest(clusterName string, username string, password string, uuid types.UUID, clientType string, serializationVersion byte, clientHazelcastVersion string, clientName string, labels []string) *proto.ClientMessage {
clientMessage := proto.NewClientMessageForEncode()
clientMessage.SetRetryable(true)
initialFrame := proto.NewFrameWith(make([]byte, ClientAuthenticationCodecRequestInitialFrameSize), proto.UnfragmentedMessage)
FixSizedTypesCodec.EncodeUUID(initialFrame.Content, ClientAuthenticationCodecRequestUuidOffset, uuid)
FixSizedTypesCodec.EncodeByte(initialFrame.Content, ClientAuthenticationCodecRequestSerializationVersionOffset, serializationVersion)
clientMessage.AddFrame(initialFrame)
clientMessage.SetMessageType(ClientAuthenticationCodecRequestMessageType)
clientMessage.SetPartitionId(-1)
EncodeString(clientMessage, clusterName)
CodecUtil.EncodeNullableForString(clientMessage, username)
CodecUtil.EncodeNullableForString(clientMessage, password)
EncodeString(clientMessage, clientType)
EncodeString(clientMessage, clientHazelcastVersion)
EncodeString(clientMessage, clientName)
EncodeListMultiFrameForString(clientMessage, labels)
return clientMessage
}
func DecodeClientAuthenticationResponse(clientMessage *proto.ClientMessage) (status byte, address *cluster.Address, memberUuid types.UUID, serializationVersion byte, serverHazelcastVersion string, partitionCount int32, clusterId types.UUID, failoverSupported bool) {
frameIterator := clientMessage.FrameIterator()
initialFrame := frameIterator.Next()
status = FixSizedTypesCodec.DecodeByte(initialFrame.Content, ClientAuthenticationResponseStatusOffset)
memberUuid = FixSizedTypesCodec.DecodeUUID(initialFrame.Content, ClientAuthenticationResponseMemberUuidOffset)
serializationVersion = FixSizedTypesCodec.DecodeByte(initialFrame.Content, ClientAuthenticationResponseSerializationVersionOffset)
partitionCount = FixSizedTypesCodec.DecodeInt(initialFrame.Content, ClientAuthenticationResponsePartitionCountOffset)
clusterId = FixSizedTypesCodec.DecodeUUID(initialFrame.Content, ClientAuthenticationResponseClusterIdOffset)
failoverSupported = FixSizedTypesCodec.DecodeBoolean(initialFrame.Content, ClientAuthenticationResponseFailoverSupportedOffset)
address = CodecUtil.DecodeNullableForAddress(frameIterator)
serverHazelcastVersion = DecodeString(frameIterator)
return status, address, memberUuid, serializationVersion, serverHazelcastVersion, partitionCount, clusterId, failoverSupported
}